
4NA_Current of Electricity(post test revision)
Quiz by Jessica Lew
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Which statement defines current?
Electrons are charged particles. Which row identifies the charge on an electron and a unit of charge?
Which of the following diagrams correctly shows the direction of conventional current flow and electron flow?
Which copper wire has the smallest resistance?
Which copper wire has the least resistance(Refer to the diagram shown)
Which option shows the correct direction of conventional current and electron flow? Please refer to the diagram
Refer to the diagram and select the option that shows the greatest resistance
What is the speed of sound travel in air?
What is the speed of sound travel in water?
What is the speed of sound travel in metal(solid)?
What is the speed of sound travel in vacuum?
What happens to the sound wave when it travels from air to glass(solid)?
A student uses a coil to create a wave. Which hand movements will create a longitudinal wave?
A student uses a coil to create a wave. Which hand movements will create a transverse wave?
What is the audible range of sound for humans to hear?
which frequency cannot be heard by humans?
What is the definition of EMF(electromotive force)
What is the definition of potential difference?
Which formula on Voltage is correct?
Which formula below is correct on work done?
Which formula on Charge below is correct?
Which statements on the conventional current and electron flow is correct?
Which statement on pitch and loudness is correct?
What does brightness of a bulb depends on?
Which formula to calculate speed of sound(where sound travels directly) ?
Which formula to calculate speed of sound for Echo(Reflected sound) ?